Round 150mm to rectangular 220mm x 90mm megaduct ducting

Round 150mm to rectangular straight adaptor for 220mm x 90mm flat channel megaduct ducting Suitable for flat channel ducting external 220mm x 90mm and round ducting pipe 150mm Colour white Material plastic polystyrene Temperature range max +60°C min -15°C For use with 220mm x 90mm rectangular ducting and ventilation system 150 Connector type 1 round male connector fits into a 150mm ducting pipe 1 rectangular female fits over flat channel ducting